2132318 has 4 divisors (see below), whose sum is σ = 3198480. Its totient is φ = 1066158.

The previous prime is 2132311. The next prime is 2132321. The reversal of 2132318 is 8132312.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 2⁷ + 1 + 3⁴ + 2²¹ + 3⁷ + 1 + 8⁵ .

It is a self number, because there is not a number n which added to its sum of digits gives 2132318.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533078 + ... + 533081.

It is an arithmetic number, because the mean of its divisors is an integer number (799620).

2^2132318 is an apocalyptic number.

2132318 is a deficient number, since it is larger than the sum of its proper divisors (1066162).

2132318 is a wasteful number, since it uses less digits than its factorization.

2132318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066161.

The product of its digits is 288, while the sum is 20.

The square root of 2132318 is about 1460.2458697082. The cubic root of 2132318 is about 128.7114919242.

The spelling of 2132318 in words is "two million, one hundred thirty-two thousand, three hundred eighteen".